Originally Posted by Warhawker

Does anyone have any objective data on how much (if any) climbing steeper into a tailwind vs flying at a faster forward speed affects fuel use and time to destination? I've tried running a test on MSFS 2020, but the save system doesn't work right.

Scenario: Good tailwinds to destination, climb closer to best L/D till hitting the majority of tailwinds, then spin to max forward speed. Headwinds at cruise, climbs faster at a shallower angle.